Patents by Inventor Jens Ehlers

Jens Ehlers has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240140354
    Abstract: The invention relates to a load-bearing seat belt retractor for a seat structure of a vehicle seat. The seat belt retractor has two housing halves, between which functional modules of the seat belt retractor are arranged. One functional module is a belt spool with a winding axis, wherein a plurality of support plates oriented perpendicularly to the winding axis is provided on the functional modules, each said support plate having at least two locking noses, and the locking noses engage into corresponding locking holes in the two housing halves. The housing halves have beads and/or reinforcements directed toward the functional modules, and at least one section of a functional module and/or a section of a support plate is supported against the beads and/or reinforcements in at least one direction parallel to the winding axis.
    Type: Application
    Filed: February 24, 2022
    Publication date: May 2, 2024
    Inventors: Bengt DAHLQUIST, Arndt SÖHNCHEN, Lennart PETTERSSON, Ronald JABUSCH, Hans-Jörg LANGHOFF, Antto-Christian GLÄSSER, Alexandru CIRSTEA, Jens EHLERS
  • Publication number: 20240051495
    Abstract: A belt tightener for a safety belt system in a motor vehicle comprises at least one electric actuator. A decentralized, independent electric energy store designed to store a sufficient amount of electric energy for operating the actuator is dedicated to the belt tightener.
    Type: Application
    Filed: November 12, 2021
    Publication date: February 15, 2024
    Inventors: Arndt SÖHNCHEN, Thouseef AQEEB, Ronald JABUSCH, Hans-Jörg LANGHOFF, Antto-Christian GLAESSER, Vengatesh RAMAR, Alexandru CIRSTEA, Jens EHLERS
  • Publication number: 20230356684
    Abstract: The present invention relates to an airbag apparatus for a vehicle seat, comprising at least one airbag module, wherein the at least one airbag module comprises at least one airbag and is designed for attachment to a backrest and/or to a seat cushion of a vehicle seat, and a catch strap mechanism for the airbag module, wherein the catch strap mechanism comprises at least one catch strap arrangement attached to the airbag, the catch strap mechanism being designed for attachment to the vehicle seat.
    Type: Application
    Filed: September 8, 2021
    Publication date: November 9, 2023
    Inventors: Arndt SÖHNCHEN, Ronald JABUSCH, Hans-Jörg LANGHOFF, Antto-Christian GLAESSER, Alexandru CIRSTEA, Jens EHLERS
  • Publication number: 20230322182
    Abstract: A belt retractor comprising a belt reel rotatably mounted in a frame securable to a vehicle and on which a seatbelt can be wound, and a blocking device arranged on a mechanical side of the belt reel and which blocks the belt reel when a specified seatbelt pull-out acceleration and/or a vehicle deceleration is exceeded, activating the blocking device in the pull-out direction of the seatbelt, and an electric motor for rotating the belt reel, and a gearing mechanism which transmits the rotational movement from the electric motor to the belt reel, wherein the electric motor and gearing mechanism are arranged coaxial to the rotational axis of the belt reel and in series relative to the belt reel; and a transfer rod is provided arranged coaxial to the rotational axis of the belt reel and in series with the belt reel.
    Type: Application
    Filed: August 30, 2021
    Publication date: October 12, 2023
    Inventors: Arndt SÖHNCHEN, Ronald JABUSCH, Antto-Christian GLAESSER, Alexandru CIRSTEA, Jens EHLERS
  • Publication number: 20230278524
    Abstract: The invention relates to a belt retractor surrounding a belt reel which is rotatably mounted in a frame, and comprising a force-limiting device with at least one plastically deformable first torsion rod, wherein the first torsion rod has a first end rotationally fixed to the belt reel and a second end rotationally fixed to a profiled head which can be blocked via a first blocking device in a fixed manner relative to the vehicle. The belt reel, the first torsion rod and the profiled head are arranged coaxially to one another and in series relative to one another.
    Type: Application
    Filed: August 30, 2021
    Publication date: September 7, 2023
    Inventors: Adrian BUD, Arndt SÖHNCHEN, Lennart PETTERSSON, Ronald JABUSCH, Hans-Jörg LANGHOFF, Antto-Christian GLAESSER, Alexandru CIRSTEA, Elias MATHIASSON, Jens EHLERS, Janne LARSSON, Per AXBLOM
  • Publication number: 20230256933
    Abstract: The present invention relates to a belt retractor comprising a belt shaft which is rotatably mounted in a housing and onto which a safety belt can be wound, the housing being able to be fastened to the vehicle, and an electric motor for driving the belt shaft to move rotationally, and a gear mechanism transmitting the rotational movement from the electric motor to the belt shaft, wherein the gear mechanism can be driven as an assembly in a first force-transmission path to drive the belt shaft with a first torque, and the gear mechanism can be driven to drive the belt shaft with a second torque, by shifting a speed-controlled and/or torque-controlled coupling, whereby a second force-transmission path is opened, wherein the coupling has at least one coupling element which is spring-loaded by a spring into engagement in a first part of the gear mechanism.
    Type: Application
    Filed: July 12, 2021
    Publication date: August 17, 2023
    Inventors: Arndt SÖHNCHEN, Jens EHLERS, Ronald JABUSCH, Antto-Christian GLAESSER, Alexandru CIRSTEA
  • Publication number: 20220266792
    Abstract: A belt retractor having a belt reel, a safety belt which can be wound thereon to form a wound belt, a pyrotechnic belt tensioner having a drive device which is guided in a tube and can be driven to perform a drive movement, and at least one first further assembly arranged coaxially to the rotational axis of the belt reel and in series with the belt reel, a safety belt which can be wound thereon to form a wound belt, and at least one first assembly, wherein the tube has a straight linear section which extends parallel to the rotational axis of the belt reel and the longitudinal axis of the assembly and is arranged on the side of the belt reel.
    Type: Application
    Filed: July 27, 2020
    Publication date: August 25, 2022
    Inventors: Antto-Christian GLAESSER, Arndt SÖHNCHEN, Jens EHLERS, Lennart PETTERSSON, Bengt DAHLQUIST, Alexandru CIRSTEA, Levi LENNARTSSON
  • Patent number: 9517748
    Abstract: A quick-release fastener for a vehicle seat belt (21) with a fitting part (1), and a fastening part (7). The fitting part (1) has a first opening (2), and a second opening (3), in which the fastening part (7) can be locked to a locking head (6). The fastening part (7) can be inserted into the opening (3) in which a spring element (14) is arranged in an assembly position (I), and the spring element (14) can be moved into the locked position (II). A housing (100) is adapted to the shape of the fitting part (1) with the locking head (6) retained therein. The mounting (112) is shaped n such that the fitting part (I) with the locking head (6) can be completely received in the mounting (112) only when the locking head (6) is in the locked position (II).
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: December 13, 2016
    Assignee: AUTOLIV DEVELOPMENT AB
    Inventors: Arndt Söhnchen, Helge Köster, Jens Ehlers
  • Publication number: 20160102428
    Abstract: Described herein are surface coverings comprising a carrier, a first linoleum composition, and a second linoleum composition; wherein the flow rate of the first linoleum composition is greater than the flow rate of the second linoleum composition.
    Type: Application
    Filed: May 17, 2015
    Publication date: April 14, 2016
    Inventors: Juergen Behrens, Jens Ehlers
  • Publication number: 20160102464
    Abstract: Described herein are surface coverings comprising: a linoleum core; a first major surface terminating at a first edge, a second major surface terminating at a second edge, and a peripheral edge surface extending between the first and second edges; wherein the peripheral edge surface is planar and oriented obliquely to the first major surface and the second major surface. Methods of making and using these surface coverings are also described.
    Type: Application
    Filed: May 17, 2015
    Publication date: April 14, 2016
    Inventors: Jens Ehlers, Arne Berkemeier, Marika Zobel
  • Publication number: 20160102020
    Abstract: A linoleum composition comprising Bedford cement as a binder, wood flour as a filler, and wax in an amount effective to provide the wood flour filler with hydrophobic properties.
    Type: Application
    Filed: May 17, 2015
    Publication date: April 14, 2016
    Inventors: Matthew S. Myers, Kean M. Anspach, Mary Kate Davies, Brent L. Stoll, Phi-Oanh R. Pham, David R. Wilcox, Jens Ehlers, Marika Zobel, Arne Berkemeier, Juergen Behrens
  • Publication number: 20160102465
    Abstract: Described herein are surface coverings comprising: a linoleum core; a top major surface having a first length and a first width, the top major surface terminating at a first edge; a bottom major surface having a second length and a second width, the bottom major surface terminating at a second edge; and a peripheral edge surface extending between the first and second edges, the peripheral edge surface being planar and oriented obliquely to the top and bottom major surfaces; wherein at least one of the first length or first width is smaller than the second length or second width respectively. Methods of making and using these surface coverings are also described.
    Type: Application
    Filed: May 17, 2015
    Publication date: April 14, 2016
    Inventors: Jens Ehlers, Arne Berkemeier, Marika Zobel
  • Patent number: 9212234
    Abstract: In a process for producing high molecular weight polyethylene, ethylene is contacted with a slurry of a catalyst composition comprising a Group 4 metal complex of a phenolate ether ligand under polymerization conditions comprising a temperature of about 20° C. to less than 90° C. and a pressure of about 4 bar to about 40 bar.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: December 15, 2015
    Assignee: TICONA GMBH
    Inventors: Dominique Robert, Julia Hufen, Kerstin Lüdtke, Bjorn Rinker, Jens Ehlers
  • Publication number: 20150354132
    Abstract: Described herein are low-emission sheet materials, comprising at least one base layer and a (meth)acrylate-based coating arranged thereon, wherein the sheet material has a TVOC (total volatile organic compounds) value of ?50 ?g/m2.h, measured according to ISO 16000-10 by means of a field and laboratory emission cell (FLEC). Also described herein, are methods for making and using wear layers and sheet materials comprising same, obtained by irradiation at a wavelength from 10 nm to 200 nm or by irradiation wing a source of high-energy photons in combination with a UV radiator.
    Type: Application
    Filed: January 17, 2014
    Publication date: December 10, 2015
    Inventors: ELKE SCHWEERS, JENS EHLERS, OLIVER REICHEL, REINER MEHNERT, JOSHUA J. LENSBOUER, DONG TIAN
  • Publication number: 20150329075
    Abstract: A quick-release fastener for a vehicle seat belt (21) with a fitting part (1), and a fastening part (7). The fitting part (1) has a first opening (2), and a second opening (3), in which the fastening part (7) can be locked to a locking head (6). The fastening part (7) can be inserted into the opening (3) in which a spring element (14) is arranged in an assembly position (I), and the spring element (14) can be moved into the locked position (II). A housing (100) is adapted to the shape of the fitting part (1) with the locking head (6) retained therein. The mounting (112) is shaped n such that the fitting part (I) with the locking head (6) can be completely received in the mounting (112) only when the locking head (6) is in the locked position (II).
    Type: Application
    Filed: December 12, 2013
    Publication date: November 19, 2015
    Inventors: Arndt SOHNCHEN, Helge KOSTER, Jens EHLERS
  • Patent number: 9034999
    Abstract: In a process for producing polyethylene having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition in at least one hydrocarbon. The catalyst composition comprises a Group 4 metal complex of a phenolate ether ligand and the slurry includes from about 5 to less than 40 ppm per liter of a compound effective to increase the conductivity of said at least one hydrocarbon.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: May 19, 2015
    Assignee: TICONA GMBH
    Inventors: Dominique Robert, Julia Hufen, Kerstin Lüdtke, Jens Ehlers
  • Patent number: 8993704
    Abstract: In a process for producing an elongated polyethylene component, such as a fiber or membrane, polyethylene powder having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020 is dissolved in a solvent to produce an extrudable solution. The solution is then extruded through a die to form an elongated component and at least part of said solvent is removed from the elongated component. The polyethylene powder used in the process is produced by polymerizing ethylene in the presence of a catalyst composition comprising a Group 4 metal complex of a phenolate ether ligand.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: March 31, 2015
    Assignee: Ticona GmbH
    Inventors: Dominique Robert, Julia Hufen, Kerstin Lüdtke, Jens Ehlers
  • Patent number: 8960723
    Abstract: A quick-release closure for a vehicle-mounted end of a seat belt in a motor vehicle having a fitting part, and a vehicle-mounted attachment part. A first opening is provided in the fitting part, in which one end of the seat belt can be attached by means of a loop which is guided through the first opening. A second opening is provided, in which the attachment part can be locked to a locking head. In the second opening a spring element is provided that can be moved from a mounting position) into a locking position. The locking head of the attachment part can be inserted into the opening in which the spring element is arranged in the mounting position, and the spring element can be moved into the locking position by a relative movement of the locking head with respect to the fitting part, securing the locking head in position.
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: February 24, 2015
    Assignee: Autoliv Development AB
    Inventors: Arndt Söhnchen, Jens Ehlers, Sören Wenzel, Alexander Supthut
  • Patent number: 8722819
    Abstract: In a process for producing polyethylene having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition comprising a Group 4 metal complex of a phenolate ether ligand, wherein the slurry further includes a scavenger comprising an alkyl magnesium compound.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: May 13, 2014
    Assignee: Ticona GmbH
    Inventors: Dominique Robert, Julia Hufen, Kerstin Lüdtke, Jens Ehlers, Gary Diamond, Margarete Lecrec, Guang Zhu
  • Publication number: 20140004339
    Abstract: A polyethylene powder is described having a molecular weight in the range of from 3,000,000 g/mol to less than 4,000,000 g/mol as determined by ASTM 4020 and a bulk density of 0.10 to 0.20 g/cm3. On sintering, the polyethylene powder produces a porous article having an elastic modulus of at least 90 MPa.
    Type: Application
    Filed: April 6, 2012
    Publication date: January 2, 2014
    Inventors: Jens Ehlers, Kerstin Lüdtke, Julia Hufen, Ramesh Srinivasan, Björn Rinker